Update rust-msvc to version 1.15.1
Update rust-msvc to version 1.15.1

lukesampson/scoop,coonce/scoop,r15ch13/scoop,rodericktech/scoop,toxeus/scoop,nueko/scoop,nikolasd/scoop,rasa/scoop,vinaynambiar/lukesampson-,kodybrown/scoop,Congee/scoop,yunspace/scoop,Cyianor/scoop,reelsense/scoop,berwyn/scoop,bpollack/scoop,vidarkongsli/scoop